#include "TCPClient.h"

#include <QByteArray>
#include <QTimer>

TCPClient::TCPClient()
{
}

Task &TCPClient::getTask()
{
    return this->mTask;
}

void TCPClient::init()
{
    mTCPSocket=new QTcpSocket;
    this->receiveTimer=new QTimer;
    this->ip="192.168.1.166";
    this->port=8059;
    connect(this->receiveTimer,&QTimer::timeout,this,&TCPClient::receiveTimeout);
    connect(this->mTCPSocket,&QTcpSocket::readyRead,this,&TCPClient::handleReadyRead);
   connect(&this->mTask,&Task::loginStatus,this,&TCPClient::connectStatus);
}

bool TCPClient::connectNet()
{
    this->mTCPSocket->disconnectFromHost();
    this->mTCPSocket->abort();
    this->mTCPSocket->connectToHost(ip,port);
    qDebug()<<"hhhh正在连接网络"<<endl;
    return this->mTCPSocket->waitForConnected(3000);

}



void TCPClient::receiveTimeout()
{
    qDebug()<<"发送信号"<<endl;
     QMetaObject::invokeMethod(this->receiveTimer,"stop",Qt::AutoConnection);
    emit connectStatus("服务无响应");
}

void TCPClient::startLanding(QString phone,QString pass,QString ip,QString port)
{
    this->ip=ip;
    this->port=port.toInt();
    qDebug()<<"开始连接"<<endl;
    QString reason="";
    if(!this->connectNet())
    {qDebug()<<"网络异常"<<endl;
        reason="网络异常";
        emit connectStatus(reason);
    }
    if(this->mTCPSocket->state()==QAbstractSocket::ConnectedState)
    {
        qDebug()<<"连接成功"<<endl;
        emit connectStatus("连接成功");
//        QString str=packToString(phone,pass);
//        this->write(str);
        this->write("7E7E;kind:phone;function:99;");
    }

}

void TCPClient::disConnectServer()
{
    this->mTCPSocket->disconnectFromHost();
}

void TCPClient::handleReadyRead()
{
    QMetaObject::invokeMethod(this->receiveTimer,"stop",Qt::AutoConnection);//停止定时器
    QByteArray array;
    array=this->mTCPSocket->readAll();
//    array=array.toHex();
//    QString crc1=array.right(4);
//    array=array.left(array.length()-4);
//    qDebug()<<"        "<<QString(QByteArray::fromHex(array).data())<<endl;
//    int crcInt=CRC16_chart(reinterpret_cast<unsigned char*>(QByteArray::fromHex(array).data()),QByteArray::fromHex(array).length());
//    QString crc2= QString("%1").arg(crcInt/256,2,16,QChar('0'))+QString("%1").arg(crcInt%256,2,16,QChar('0'));
//    qDebug()<<"crc1:"<<crc1<<"    crc2"<<crc2<<endl;
//    if(crc1==crc2)
//        this->mTask.taskSort(QString(QByteArray::fromHex(array).data()));
//    qDebug()<<"crc1:"<<crc1<<"   crc2:"<<crc2<<endl;
    array=array.toHex();
            QString crc1=array.right(4);
            array=array.left(array.length()-4);
            qDebug()<<"codec->toUnicode(encodedString):"<<codec->toUnicode(QByteArray::fromHex(array))<<"-----------------------"<<endl;
            //qDebug()<<"        "<<QString(QByteArray::fromHex(array).data())<<endl;
            int crcInt=CRC16_chart(reinterpret_cast<unsigned char*>(QByteArray::fromHex(array).data()),QByteArray::fromHex(array).length());
            QString crc2= QString("%1").arg(crcInt/256,2,16,QChar('0'))+QString("%1").arg(crcInt%256,2,16,QChar('0'));
            qDebug()<<"crc1:"<<crc1<<"    crc2"<<crc2<<endl;
            if(crc1==crc2)
                this->mTask.taskSort(codec->toUnicode(QByteArray::fromHex(array)));
}



quint16 TCPClient::CRC16_chart(uchar *puchMsg, unsigned short usDataLen)
{
    /*高位字节的CRC值*/
    static unsigned char auchCRCHi[] = {
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
    0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
    0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
    0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
    0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
    0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41,0x00, 0xC1, 0x81,0x40
    };

    /* 低位字节的 CRC 值 */
    static unsigned char auchCRCLo[] = {
    0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06,
    0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD,
    0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,
    0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A,
    0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC, 0x14, 0xD4,
    0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
    0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3,
    0xF2, 0x32, 0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4,
    0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,
    0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29,
    0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF, 0x2D, 0xED,
    0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
    0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60,
    0x61, 0xA1, 0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67,
    0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,
    0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68,
    0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA, 0xBE, 0x7E,
    0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
    0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71,
    0x70, 0xB0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92,
    0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,
    0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B,
    0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4B, 0x8B,
    0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
    0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42,
    0x43, 0x83, 0x41, 0x81, 0x80,0x40
    };

    unsigned char uchCRCHi = 0xFF; // CRC 的高字节初始化
    unsigned char uchCRCLo = 0xFF; // CRC 的低字节初始化
    unsigned uIndex; // CRC 查询表索引
    while (usDataLen--) // 完成整个报文缓冲区
    {
        uIndex = uchCRCLo ^ *puchMsg++; // 计算CRC
        uchCRCLo = uchCRCHi ^ auchCRCHi[uIndex];
        uchCRCHi = auchCRCLo[uIndex];
    }
    return (uchCRCHi << 8 | uchCRCLo);//MODBUS 规定高位在前
}

void TCPClient::write(QString str)
{
    qDebug()<<"向服务器发送命令:"<<str<<endl;
    QByteArray array=codec->fromUnicode(str).toHex();//16进制
    quint16 crc = CRC16_chart(reinterpret_cast<unsigned char*>(codec->fromUnicode(str).data()),codec->fromUnicode(str).length());
    array.append(QString("%1").arg(crc/256,2,16,QChar('0')));
    array.append(QString("%1").arg(crc%256,2,16,QChar('0')));
    mTCPSocket->flush();
    mTCPSocket->write(QByteArray::fromHex(array));
    mTCPSocket->flush();
    receiveTimer->start(this->receiveWaitM*1000);
}
